Answer: it's A.) The first shipment of Africans arrived in Virginia. & C.) As African slave population increased colonists put stricter codes to control them.
Explanation: I just did usatestprep.
Employing the population in militarization of the country
Answer:B
Explanation: I think it's right
The answer to the first unknown is "3 or more" while in the second unknown is "no more than two". Hence, we have the complete sentence as in the year 1930's of Americans who were polled reported that the ideal number of children was 3 or more. While in the year 1990's, Americans who were polled reported that the ideal number of children to have is no more than two.